Allen's Big-eared Bat vs Pinto's Spinetail

Idionycteris phyllotis compared with Synallaxis infuscata

Key Differences

• Allen's Big-eared Bat is Least Concern while Pinto's Spinetail is Endangered.

Taxonomic Classification

Rank	Allen's Big-eared Bat	Pinto's Spinetail
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Chiroptera (Bats)	Passeriformes (Songbirds)
Family	Vespertilionidae	Furnariidae
Genus	Idionycteris	Synallaxis
Species	Idionycteris phyllotis	Synallaxis infuscata

Evolutionary Relationship

Allen's Big-eared Bat and Pinto's Spinetail share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Allen's Big-eared Bat

LC — Least Concern

Pinto's Spinetail

EN — Endangered

Physical Characteristics

Attribute	Allen's Big-eared Bat	Pinto's Spinetail
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Allen's Big-eared Bat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Pinto's Spinetail

Habitat

Typically found in various aerial, terrestrial, and aquatic environments.

Range

Found in Norway. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Allen's Big-eared Bat

The Allen's Big-eared Bat (Idionycteris phyllotis) is a species in the genus Idionycteris. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.